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In the extraction of aluminium from bauxite, cryolite is used to
Options
(a) decreases the boiling point of aluminium
(b) purify the bauxite
(c) make the mass lighter
(d) decreases melting point of alumina and increase conductivity
Correct Answer:
decreases melting point of alumina and increase conductivity
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Surface Chemistry and Isolation of Elements
(88)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Ethyl benzoate can be prepared from benzoic acid by using
- Increase in boiling point of a sucrose solution is 0.1 K, then what is increases
- Oxidation number of iodine in IO₃⁻, IO₄⁻, KI and I₂ respectively are
- What is the mass of the precipitate formed when 50 mL of 16.9% solution of AgNO₃
- The temperature above which a gas cannot be liquefied is called as
Topics: Surface Chemistry and Isolation of Elements (88)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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